It scales up in power based on the total number of artifacts your opponents collectively control
They are, arguably, in the top ten cycle of mana-fixing lands of all time, and I'd put them in my top five in that list for doing three major and massive things
Breya, Format Shaper Like I said already, there are MANY options out there for you to choose from if you want to jam artifacts-matter decks
Id likely go with a mana engine such as Phyrexian Altar, and then add things that bring extra value
The Brothers War Commander Deck set includes 1 ready-to-play deck of 100 Retro-Frame Magic cards (2 Traditional Foil legendary cards, 98 Nonfoil cards), a 2-card Collector Booster Sample Pack (contains 1 Traditional Foil or Nonfoil special treatment card of rarity Rare or higher and 1 Traditional Foil Retro or Schematic Artifact Uncommon card), 1 Traditional Foil Display Commander (a thick cardstock copy of the commander card), 10 double-sided tokens, 1 deck box (can hold 100 sleeved cards), 1 Life Wheel, 1 strategy insert, and 1 reference card.